An audible or visual discharge at a pressure slightly lower than the set pressure on a valve. Warns the operator that the valve is about to open.

Former name for the equipment of a vessel, and included the personnel.

A person or firm who transacts all business in a port on behalf of shipowners or charterers. Also called shipping agent; agent.

The tensile or compressive loading on the crosshead assembly with compressive piston rod loading on the outward stroke and tensile piston rod loading on the inward stroke.

A survey that shows how much energy you use in your compressed air generation. It will help find ways to use energy more efficiently.2. A survey that shows how much energy you use in your house or apartment. It will help you find ways to use less energy.

Is a heat exchanger located immediately preceding an ejector to condense and remove a portion of the vapor in the mixture and thus reduce the total lb/hr to be handled.

A navigational aid used in the United States and Canada to mark a channel. Green triangular daymarks should be kept on the left when returning from a larger to smaller body of water.

Another name for the bo'sun's whistle.

Also stability sail or riding sail. Any small sail set to help the boat maintain its direction without necessarily moving, as when at anchor or in heavy weather.

Said of anchor when it lifts clear of the bottom.

The amount of atmospheric dust which a filter will capture.

An insurance term referring to any defect or other characteristic of a product that could result in damage to the product without external cause (for example, instability in a chemical that could cause it to explode spontaneously). Insurance policies may ...

To lower, sink deeper.

Slang term for a small swab made of rope and used for drying decks.

Near or toward the shore

A signal which is hoisted during a sailing race to protest the actions of another (for rules infractions)

A quality of compressed air for use with pneumatic instruments and controls. (usually dry and free from contaminants)

The act of the U.S. Congress (1916) that created the U.S. Shipping Board to develop water transportation, operate the merchant ships owned by the government, and regulate the water carriers engaged in commerce under the flag of the United States. As of Ju ...

Shallow keels, usually placed in conjunction with or in place of a center keel. Attached to each side of a vessel, they provide lateral resistance and stability, as well as support the weight of the hull of the ship on the ways when launching, or when in ...

A certificate issued as a result of an examination of competency and experience. Some refer to their USCG license as their ticket